/* ==========================================
   Login Page Styles - Orange Theme
   Dark/Light Mode Support
   ========================================== */

/* Page Layout */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    position: relative;
    overflow: hidden;
    background: var(--color-bg-primary);
}

/* Animated Background */
.login-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--color-bg-primary);
}

/* Animated gradient orbs */
.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 8s ease-in-out infinite;
}

.bg-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.bg-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    bottom: -10%;
    right: -10%;
    animation-delay: 2s;
    animation-duration: 10s;
}

.bg-orb-3 {
    width: 300px;
    height: 300px;
    background: var(--color-primary-light);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 4s;
    animation-duration: 12s;
}

/* Login Container */
.login-container {
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

/* Login Card (Glassmorphism) */
.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: 0 10px 40px -10px rgba(255, 165, 0, 0.3);
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--color-border-light), transparent);
    transition: left 0.5s;
}

.login-card:hover::before {
    left: 100%;
}

.login-card:hover {
    border-color: rgba(255, 165, 0, 0.3);
    box-shadow: 0 15px 50px -10px rgba(255, 165, 0, 0.5);
}

/* Logo & Header */
.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-4);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    animation: float 3s ease-in-out infinite;
    box-shadow: var(--shadow-glow);
}

.login-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--space-2);
    font-family: var(--font-family-heading);
}

.login-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-normal);
}

/* Form Styles */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-field {
    position: relative;
    width: 100%;
}

.form-field-input {
    width: 100%;
    padding: var(--space-4);
    padding-left: var(--space-12);
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: var(--radius-lg);
    outline: none;
    transition: all var(--transition-base);
}

.form-field-input:focus {
    border-color: var(--color-primary);
    background: var(--color-bg-tertiary);
    box-shadow: 0 0 0 4px var(--shadow-glow);
}

.form-field-input::placeholder {
    color: var(--color-text-tertiary);
}

/* Input Icons */
.form-field-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-tertiary);
    font-size: 1.25rem;
    pointer-events: none;
    transition: color var(--transition-base);
}

.form-field-input:focus+.form-field-icon {
    color: var(--color-primary);
}

/* Error State */
.form-field.error .form-field-input {
    border-color: var(--color-error);
    animation: shake 0.5s;
}

.form-field.error .form-field-icon {
    color: var(--color-error);
}

.error-message {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-error);
    animation: fadeIn 0.3s;
}

/* Success State */
.form-field.success .form-field-input {
    border-color: var(--color-success);
}

.form-field.success .form-field-icon {
    color: var(--color-success);
}

/* Password Toggle */
.password-toggle {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle:hover {
    color: var(--color-primary);
    background: var(--color-bg-tertiary);
}

/* Remember Me & Forgot Password */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.remember-me {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    user-select: none;
    color: var(--color-text-secondary);
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.forgot-password {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.forgot-password:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

/* Submit Button */
.login-button {
    width: 100%;
    padding: var(--space-4);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: white;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-md);
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-lg);
}

.login-button:active {
    transform: translateY(0);
}

.login-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.login-button.loading {
    pointer-events: none;
}

/* Spinner for loading state */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Footer Links */
.login-footer {
    margin-top: var(--space-6);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.login-footer a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.login-footer a:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 640px) {
    .login-card {
        padding: var(--space-6);
    }

    .login-title {
        font-size: var(--font-size-2xl);
    }

    .login-logo {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .bg-orb {
        filter: blur(60px);
    }
}

@media (max-width: 400px) {
    .form-options {
        flex-direction: column;
        gap: var(--space-3);
        align-items: flex-start;
    }
}